Localecheck MCP Server: Install & Setup

Install Localecheck in Claude Code

Claude Code

claude mcp add localecheck -- npx -y localecheck

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "localecheck": {
      "command": "npx",
      "args": [
        "-y",
        "localecheck"
      ]
    }
  }
}

Verified locale data for AI agents: dates, phone, currency, tax, holidays, addresses (UK/US)

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add localecheck -- npx -y localecheck

AskLoci/loci-plugins

Run local models on your Apple silicon Mac with Loci. Requires macOS 26.2 or later.

DeChuks-hub/llmshift

Find retiring LLM calls in code and test the replacement model on real traffic before switching.

LockSpec/lockspec

MCP server giving AI coding agents version-pinned API context from your OpenAPI specs.

weiseer/llm-oracle

Up-to-date LLM pricing + availability catalog with cited sources for AI agent routing.

lokal-id/lokal

Indonesia-ready agents: NIK, phone, Rupiah, regions, postal codes, holidays, and PII masking.

razilzul/llm-eval-harness

Run a golden set and gate LLM model swaps on accuracy, with latency and cost per request.